Add support for alarm_control_panel to MQTT Discovery. (#15689)

homeassistant/components/alarm_control_panel/mqtt.py

@@ -49,6 +49,9 @@
 @asyncio.coroutine
 def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     """Set up the MQTT Alarm Control Panel platform."""
+    if discovery_info is not None:
+        config = PLATFORM_SCHEMA(discovery_info)
+
     async_add_devices([MqttAlarm(
         config.get(CONF_NAME),
         config.get(CONF_STATE_TOPIC),

homeassistant/components/mqtt/discovery.py

@@ -21,7 +21,8 @@
 
 SUPPORTED_COMPONENTS = [
     'binary_sensor', 'camera', 'cover', 'fan',
-    'light', 'sensor', 'switch', 'lock', 'climate']
+    'light', 'sensor', 'switch', 'lock', 'climate',
+    'alarm_control_panel']
 
 ALLOWED_PLATFORMS = {
     'binary_sensor': ['mqtt'],
@@ -33,6 +34,7 @@
     'sensor': ['mqtt'],
     'switch': ['mqtt'],
     'climate': ['mqtt'],
+    'alarm_control_panel': ['mqtt'],
 }
 
 ALREADY_DISCOVERED = 'mqtt_discovered_components'

tests/components/mqtt/test_discovery.py

@@ -124,6 +124,28 @@ def test_discover_climate(hass, mqtt_mock, caplog):
     assert ('climate', 'bla') in hass.data[ALREADY_DISCOVERED]
 
 
+@asyncio.coroutine
+def test_discover_alarm_control_panel(hass, mqtt_mock, caplog):
+    """Test discovering an MQTT alarm control panel component."""
+    yield from async_start(hass, 'homeassistant', {})
+
+    data = (
+        '{ "name": "AlarmControlPanelTest",'
+        '  "state_topic": "test_topic",'
+        '  "command_topic": "test_topic" }'
+    )
+
+    async_fire_mqtt_message(
+        hass, 'homeassistant/alarm_control_panel/bla/config', data)
+    yield from hass.async_block_till_done()
+
+    state = hass.states.get('alarm_control_panel.AlarmControlPanelTest')
+
+    assert state is not None
+    assert state.name == 'AlarmControlPanelTest'
+    assert ('alarm_control_panel', 'bla') in hass.data[ALREADY_DISCOVERED]
+
+
 @asyncio.coroutine
 def test_discovery_incl_nodeid(hass, mqtt_mock, caplog):
     """Test sending in correct JSON with optional node_id included."""